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单选题 The concentration of bleaching powder used for environmental disinfection is ( )
学科：默认课程
时间：2025-12-22 00:48:29
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题目1单选题
The following disinfectants are ineffective against spores ( )A. FormaldehydeB. AlcoholC. Caustic acidD. Peracetic acid
题目2单选题
Disinfectants can kill sporesA. Medium EffectB. EfficientC. InefficientD. High concentration
题目3单选题
The concentration of bleaching powder used for environmental disinfection is ( )A. 1%-2%B. 10%-20%C. 3%-5%D. 0.1%-0.2%
题目4单选题
Among the following disinfectants that can be used for animal surface disinfection is ()A. caustic acidB. lime milkC. peracetic acidD. grass and ash
题目5单选题
The disinfection method that is harmful to humans and animals is less commonly used is ( ) disinfection methodA. chemistryB. thermalC. lonizing radiationD. biology
题目6单选题
The ( ) method is commonly used in disinfection of animal fecesA. burningB. biological heat disinfectionC. buriedD. drying
题目7单选题
Boiling disinfection is often used for disinfection of ( )A. milkB. metal syringeC. feedD. drinking water
题目8单选题
( ) refers to a comprehensive and thorough disinfection before the lockdown is lifted to eliminate possible residual pathogens in the epidemic areaA. Preventive disinfectionB. Temporary disinfectionC. Regular disinfectionD. Terminal disinfection
题目9单选题
The concentration of turtle alkali is commonly used for environmental disinfection is ()A. 0.1%-0.2%B. 2%-5%C. 10%-20%D. 1%-2%
题目10单选题
Among the following disinfectants that can be used for animal surface disinfection is ()A. caustic acidB. compound phenolC. peracetic acidD. lime milk
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